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Copper-Nickel Alloys - Marine Supreme: Applications Information

Copper Applications in Metallurgy of Copper & Copper Alloys

There are many useful articles covering the advantages of the copper-nickel alloys for use in many applications and the best way in which they can be used. This table summarizes the information freely available on the Copper Pages sponsored by international copper industry and supplied by CDA Inc (USA) and CDA (UK).

Table 6. Applications Information
TopicNotesLinks
Biofouling Resistance Unique property of copper and copper alloys. Powell
CDA(UK)
p. 118
Boat Hulls Copper-nickel gives reduced corrosion, biofouling, fuel consumption and maintenance costs. Can be solid, clad or sheathed. Peters
CDA (UK)
TN 36
Brake and other Hydraulic Tubing Corrosion resistant, ductile and economic CDA (UK)
IS 49
Brazing Avery
Cladding Peters
CDA (UK)
TN36
Coinage Copper-nickel used in most countries but with non-standard compositions. CDA (UK)
TN 30
Compositions Standards vary.
European
American
Powell
CDA UK 120
CDA UK 130
Standard Designations
Condensers Cost-effective material for many applications. Kirk and Tuthill
Corrosion Resistance Powell
Kirk and Tuthill
Costs Peters
CDA (UK)
TN 38
Desalination Todd
Dissimilar Metals Powell
Evaporator Shells Todd
Fabrication Avery
Fish Cages CDA (UK)
TN 30
Flash Chambers Todd
Heat exchangers Todd
Impurities Important effects on weldability and hot fabrication. Powell
Intake systems Non-fouling reliability. Kirk and Tutill
Joining Avery
Mechanical Properties Typical rather than standard Powell
CDA UK TN 31
Offshore Structures Economic cladding of legs for resistance to biofouling and corrosion.
Seawater systems.
Peters
CDA (UK)
TN 37
Physical Properties Powell
CDA UK TN 31
Piping Todd
CDA (UK)
TN38
Pump casings and impellers Suitability of copper-nickel and other compatible materials Todd
Resistance Welding Avery
Screens Water intake non-fouling reliability. Kirk and Tuthill
Sheathing Peters
CDA (UK)
TN 36
Ships' Hulls Copper nickel gives reduced corrosion, biofouling, fuel consumption and maintenance costs. Can be solid, clad or sheathed. Peters
CDA (UK)
TN 36
Standards European
American
CDA UK 120
CDA UK 130
Standard Designations
Strainers Intake Systems Kirk and Tuthill
Sulfides Polluted water can aggravate corrosion Powell
Tubing Kirk and Tuthill
Todd
Tube Sheets Kirk and Tuthill
Todd
Tube Plates Kirk and Tuthill
Todd
Valves Materials for bodies, seats and stems Todd
Velocity effects Well-established maxima based on experience. Powell
Todd
Water Boxes Todd
Kirk
Welding Avery

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